77-Ir-172
basic
element
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77-iridium-172
- Atomic Mass: 171.9706430 +- 0.0004300 amu #
- Excess Mass: -27346.000 +- 401.000 keV #
- Binding Energy: 1355372.000 +- 401.000 keV #
- Beta Decay Energy: B- -6272.000 +- 402.000 keV #
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra,
Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
- Spin: (3+)
- Half life: 4.4 s
- Mode of decay: Electron capture to Os-172
- Branch ratio: 98.00 %
- Decay energy: 9.800 MeV
- Mode of decay: Alpha to Re-168
- Branch ratio: ~2.00 %
- Decay energy: 5.991 MeV
Meta state at 0.139 Mev
- Spin: (7+)
- Half life: 2.0 s
- Mode of decay: Electron capture to Os-172
- Branch ratio: 77.00 %
- Decay energy: 9.939 MeV
- Mode of decay: Alpha to Re-168
- Branch ratio: 23.00 %
- Decay energy: 6.130 MeV
- Possible parent nuclides:
- Alpha from Au-176
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)
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